// Copyright 2016 the V8 project authors. All rights reserved.// Use of this source code is governed by a BSD-style license that can be// found in the LICENSE file.// Flags: --allow-natives-syntaxfunctionfoo(x){(function(){x=1;})()returnarguments[0];}assertEquals(1,foo(42));assertEquals(1,foo(42));%OptimizeFunctionOnNextCall(foo);assertEquals(1,foo(42));